gnu: Add python-conda-inject.

* gnu/packages/package-management.scm (python-conda-inject): New variable.

Change-Id: Ic4b91e01b68c62fd91a0f6d77e57c6d32c4b5d03
Signed-off-by: Steve George <steve@futurile.net>

gnu/packages/package-management.scm

@@ -1123,6 +1123,38 @@ Anaconda Cloud.  Anaconda Cloud is useful for sharing packages, notebooks and
 environments.")
     (license license:bsd-3)))
 
+(define-public python-conda-inject
+  (package
+    (name "python-conda-inject")
+    (version "1.3.2")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/koesterlab/conda-inject")
+             (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "1aig9l676wc2sjb20y7rdqf0hfcfjhh92yfiy82mf7kfnv7rp3rk"))))
+    (build-system pyproject-build-system)
+    (arguments
+     (list #:phases
+           #~(modify-phases %standard-phases
+               (replace 'check
+                 (lambda* (#:key tests? #:allow-other-keys)
+                   (when tests?
+                     (invoke "python3" "tests/tests.py")))))))
+    (propagated-inputs (list python-pyyaml))
+    (native-inputs (list python-poetry-core python-pytest))
+    (home-page "https://github.com/koesterlab/conda-inject")
+    (synopsis
+     "Inject a conda environment into the current python environment")
+    (description
+     "This package provides helper functions for injecting a conda
+environment into the current python environment (by modifying @code{sys.path},
+without actually changing the current python environment).")
+    (license license:expat)))
+
 (define-public python-conda-package-handling
   (package
     (name "python-conda-package-handling")